Pension and Other Benefit Programs (Schedule of Assumptions Used) (Details)	12 Months Ended
	Dec. 31, 2021	Dec. 31, 2020
U.S. Pension Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation discount rate	2.98%	2.68%
Benefit obligation rate of compensation increase	3.05%	3.05%
Net periodic benefit cost discount rate	2.67%	3.07%
Net periodic benefit cost expected return on plan assets	3.25%	5.25%
Net periodic benefit cost rate of compensation increase	3.05%	3.05%
U.S. Defined-Benefit Retiree Health And Life Insurance Plans [Member]
Defined Benefit Plan Disclosure [Line Items]
Benefit obligation discount rate	2.72%	2.37%
Net periodic benefit cost discount rate	2.35%	3.14%